{"product_id":"vertex-wr101-056-complete-engine-rebuild-kit-ktm-85sx","title":"Vertex Complete Engine Rebuild Kit WR101-056 — KTM 85 SX 2003-2012","description":"\u003ch1\u003e\u003cstrong\u003eVertex Complete Engine Rebuild Kit WR101-056 — KTM 85 SX 2003-2012\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eVertex Complete Engine Rebuild Kit\u003c\/strong\u003e is the ultimate one-stop shop in a box for riders looking to restore factory performance to their 2-stroke machine. Designed specifically for the KTM 85 SX, this kit eliminates the hassle of tracking down individual parts by combining everything needed for a professional, top-to-bottom engine overhaul.\u003c\/p\u003e\n\u003cp\u003eThis comprehensive package features a premium Vertex standard compression piston kit paired with a heavy-duty Hot Rods crankshaft and specialized main, transmission, and water pump bearings. Every component is engineered to withstand intense motocross racing, giving riders maximum power transfer, exceptional reliability, and ultimate confidence on the track.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTop Features: Vertex Complete Engine Rebuild Kit\u003c\/strong\u003e\u003cbr\u003eo \u003cstrong\u003eConvenient All-In-One Box:\u003c\/strong\u003e Includes nearly every component required for a professional top and bottom end overhaul.\u003cbr\u003eo \u003cstrong\u003eVertex Piston Kit:\u003c\/strong\u003e Features a high-quality standard compression piston, premium rings, wrist pin, and clips for optimal combustion.\u003cbr\u003eo \u003cstrong\u003eHot Rods Heavy-Duty Crankshaft:\u003c\/strong\u003e Built to stock stroke specifications and includes a durable wrist pin bearing.\u003cbr\u003eo \u003cstrong\u003eComplete Gasket \u0026amp; Bearing Kits:\u003c\/strong\u003e Contains Vertex gaskets, O-rings, oil seals, plus Hot Rods main, transmission, counter balancer, and water pump bearings.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003ePlease review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eFitment List\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #dcdcdc; font-size: 14px; text-align: left;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f3f3f3; border-bottom: 2px solid #b0b0b0;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #dcdcdc; font-weight: bold; color: #333333;\"\u003eYear Range\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #dcdcdc; font-weight: bold; color: #333333;\"\u003eVehicle Brand\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #dcdcdc; font-weight: bold; color: #333333;\"\u003eVehicle Model \u0026amp; Sub-Model\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #dcdcdc;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dcdcdc; color: #555555;\"\u003e2003 - 2012\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dcdcdc; color: #555555;\"\u003eKTM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dcdcdc; color: #555555;\"\u003e85 SX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include both the top and bottom end gaskets?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the kit includes a complete Vertex gasket set, along with an oil seal and O-ring kit that fully covers both the top and bottom ends of the engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the piston in this kit standard size or an oversize option?\u003c\/strong\u003e\u003cbr\u003eA: This kit comes with a standard compression Vertex piston designed to match original equipment manufacturer (OEM) technical specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Pro-Tip:\u003c\/strong\u003e When splitting cases for a total engine overhaul, always clean the crankcase surfaces thoroughly and avoid using metal scrapers that can gouge the aluminum. Before dropping the new Hot Rods crank in, freeze the main bearings and gently heat the case around the bearing bore with a heat gun—they will slip right in without requiring heavy pounding, preserving the precision alignment of your new crankshaft assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Pairings:\u003c\/strong\u003e\u003cbr\u003eo \u003ca href=\"https:\/\/motohousemx.com\/collections\/new-ktm-85-sx-performance-upgrades-engine-mods-accessories-moto-house-mx\"\u003eKTM 85 SX Performance Parts \u0026amp; Upgrades\u003c\/a\u003e\u003cbr\u003eo \u003ca href=\"https:\/\/motohousemx.com\/collections\/ktm-2-stroke-dirt-bikes-performance-parts-accessories-moto-house-mx\"\u003eKTM 2-Stroke Performance Parts\u003c\/a\u003e\u003cbr\u003eo \u003ca href=\"https:\/\/motohousemx.com\/collections\/premium-motorcycle-chemicals-brake-fluid-bike-wash-coolant-chain-lubes\"\u003ePremium Motorcycle Chemicals Performance Parts\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eAt Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. Every order ships fast from our Central Florida location.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eMoto-House MX – Choice of Champions\u003c\/strong\u003e – Clermont \/ Montverde, FL. Central Florida's premier powersports source with lightning-fast worldwide shipping.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Vertex","offers":[{"title":"Default Title","offer_id":12285962354771,"sku":"WR101-056","price":627.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/vertex-wrench-rabbit-engine-complete-rebuild-kit-wr101-056-2003-2012-ktm-85-sx-402092.jpg?v=1735463343","url":"https:\/\/motohousemx.com\/products\/vertex-wr101-056-complete-engine-rebuild-kit-ktm-85sx","provider":"Moto-House MX","version":"1.0","type":"link"}